StackPrism

npm package

socket.io-parser 3.3.6: no known vulnerabilities

socket.io-parser 3.3.6 has no known vulnerabilities in OSV.dev.

npm (opens in a new tab) describes it as “socket.io protocol parser”

Known vulnerabilities
0
None in OSV.dev
Released
Jul 16, 2026
Latest is 4.2.7
Downloads last week
223.9K
Under 1% of socket.io-parser downloads
Licence
MIT
OpenSSF Scorecard
6.5/10
socketio/socket.io (opens in a new tab)
Pulls in
4 packages
Resolved by deps.dev

Newer releases

3.3.6 has nothing to fix today. Newer releases, for when you upgrade:

  • 3.4.5

    Newest 3.x release. Released Jul 15, 2026.

    No known vulnerabilities

  • 4.2.7

    Latest release. Released Jul 15, 2026.

    No known vulnerabilities

Findings

Who is still on a vulnerable socket.io-parser

54% of last week’s 29.7M socket.io-parser downloads went to versions with known vulnerabilities.

From npm’s per-version download counts for the last 7 days, each version checked against OSV.dev. The versions checked cover over 99% of downloads.

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How this page is checked

StackPrism asks OSV.dev which advisories affect exactly socket.io-parser 3.3.6, merges duplicates filed under several ids, and ranks them with CISA’s Known Exploited Vulnerabilities list and FIRST EPSS. Release dates and deprecation come from deps.dev and npm. No AI writes this page: every sentence comes from that data, refreshed every few hours.

Last checked against npm, OSV.dev and deps.dev.